We can't change what's been. I learned that. We have to move forward. We accept we've made mistakes, and we accept how we thought at the time. But, if we focus on the would haves, the could haves, the should haves...that's nothing we do anything about.

[Dean looks at Castiel seriously. Yes, Cas had been a victim but the choice wasn't an easy one. Nor was it right. But, that was the past and they couldn't fix that. They couldn't bring Mary Winchester back or John or anyone that had died. Placing blame only would slow them down when they had to find ways to save and protect the world.

As well as to handle and deal with things themselves. As Dean takes the bottle for his drink, he continues.]

This is where we can do something. Right here. We make that block number one and go from there.